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Fully 95% of serum thyrotropin (TSH) measurements were normal in screening tests ordered by primary care physicians. Half of abnormal TSH labs became normal upon repeat measurement. If the initial TSH result was normal, there was only a 2% chance it would become abnormal within 5 years.
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Currently prevailing scientific opinion denies any relationship between diet and acne: teenagers throughout the land rejoice over their freedom to eat as much pizza, popcorn, chocolate, and soda (the four food groups from age 14-20) as they wish. But the last word may not yet be in.
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12-lead ECG obtained from an 81-year old woman with new onset heart failure, but no chest pain.
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Adding an anticoagulant to aspirin is of no value in patients with peripheral artery disease, older adults with coronary disease benefit from aggressive statin therapy, simvastatin may reduce the risk of dementia and Parkinson's disease by as much as 50%, MiraLax is safe for long-term use in patients with chronic constipation, the FDA green-lights Avandia, brings back Zelnorm for limited use, and recommends approving Evista for breast cancer prevention.
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Ambulatory oxygen probably should not be routinely prescribed for patients with COPD who do not have a stable, resting arterial PaO2 less than 55 mm Hg.
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A second, orally active, endothelin receptor (ET) antagonist has been approved for the treatment of pulmonary arterial hypertension.
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OMathúna DP. Tai chi to prevent falls among the elderly. Altern Med Alert 2007;10(9):103-106.
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Greenfield RH. Pro vs. anti: Diarrhea with antibiotics. Altern Med Alert 2007;10(9):106-107. Greenfield RH. Rice is nice: Red yeast rice and lipids. Altern Med Alert 2007;10(9):107-108.
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